void testDowngradeTo23()
{
ScopedFileCopy copy("xing", ".mp3");
string newname = copy.fileName();
ID3v2::TextIdentificationFrame *tf;
MPEG::File foo(newname.c_str());
tf = new ID3v2::TextIdentificationFrame("TDOR", String::Latin1);
tf->setText("2011-03-16");
foo.ID3v2Tag()->addFrame(tf);
tf = new ID3v2::TextIdentificationFrame("TDRC", String::Latin1);
tf->setText("2012-04-17T12:01");
foo.ID3v2Tag()->addFrame(tf);
tf = new ID3v2::TextIdentificationFrame("TMCL", String::Latin1);
tf->setText(StringList().append("Guitar").append("Artist 1").append("Drums").append("Artist 2"));
foo.ID3v2Tag()->addFrame(tf);
tf = new ID3v2::TextIdentificationFrame("TIPL", String::Latin1);
tf->setText(StringList().append("Producer").append("Artist 3").append("Mastering").append("Artist 4"));
foo.ID3v2Tag()->addFrame(tf);
foo.ID3v2Tag()->addFrame(new ID3v2::TextIdentificationFrame("TDRL", String::Latin1));
foo.ID3v2Tag()->addFrame(new ID3v2::TextIdentificationFrame("TDTG", String::Latin1));
foo.ID3v2Tag()->addFrame(new ID3v2::TextIdentificationFrame("TMOO", String::Latin1));
foo.ID3v2Tag()->addFrame(new ID3v2::TextIdentificationFrame("TPRO", String::Latin1));
foo.ID3v2Tag()->addFrame(new ID3v2::TextIdentificationFrame("TSOA", String::Latin1));
foo.ID3v2Tag()->addFrame(new ID3v2::TextIdentificationFrame("TSOT", String::Latin1));
foo.ID3v2Tag()->addFrame(new ID3v2::TextIdentificationFrame("TSST", String::Latin1));
foo.ID3v2Tag()->addFrame(new ID3v2::TextIdentificationFrame("TSOP", String::Latin1));
foo.save(MPEG::File::AllTags, true, 3);
MPEG::File bar(newname.c_str());
tf = static_cast<ID3v2::TextIdentificationFrame *>(bar.ID3v2Tag()->frameList("TDOR").front());
CPPUNIT_ASSERT(tf);
CPPUNIT_ASSERT_EQUAL(TagLib::uint(1), tf->fieldList().size());
CPPUNIT_ASSERT_EQUAL(String("2011"), tf->fieldList().front());
tf = static_cast<ID3v2::TextIdentificationFrame *>(bar.ID3v2Tag()->frameList("TDRC").front());
CPPUNIT_ASSERT(tf);
CPPUNIT_ASSERT_EQUAL(TagLib::uint(1), tf->fieldList().size());
CPPUNIT_ASSERT_EQUAL(String("2012"), tf->fieldList().front());
tf = dynamic_cast<ID3v2::TextIdentificationFrame *>(bar.ID3v2Tag()->frameList("TIPL").front());
CPPUNIT_ASSERT(tf);
CPPUNIT_ASSERT_EQUAL(TagLib::uint(8), tf->fieldList().size());
CPPUNIT_ASSERT_EQUAL(String("Guitar"), tf->fieldList()[0]);
CPPUNIT_ASSERT_EQUAL(String("Artist 1"), tf->fieldList()[1]);
CPPUNIT_ASSERT_EQUAL(String("Drums"), tf->fieldList()[2]);
CPPUNIT_ASSERT_EQUAL(String("Artist 2"), tf->fieldList()[3]);
CPPUNIT_ASSERT_EQUAL(String("Producer"), tf->fieldList()[4]);
CPPUNIT_ASSERT_EQUAL(String("Artist 3"), tf->fieldList()[5]);
CPPUNIT_ASSERT_EQUAL(String("Mastering"), tf->fieldList()[6]);
CPPUNIT_ASSERT_EQUAL(String("Artist 4"), tf->fieldList()[7]);
CPPUNIT_ASSERT(!bar.ID3v2Tag()->frameListMap().contains("TDRL"));
CPPUNIT_ASSERT(!bar.ID3v2Tag()->frameListMap().contains("TDTG"));
CPPUNIT_ASSERT(!bar.ID3v2Tag()->frameListMap().contains("TMOO"));
CPPUNIT_ASSERT(!bar.ID3v2Tag()->frameListMap().contains("TPRO"));
CPPUNIT_ASSERT(!bar.ID3v2Tag()->frameListMap().contains("TSOA"));
CPPUNIT_ASSERT(!bar.ID3v2Tag()->frameListMap().contains("TSOT"));
CPPUNIT_ASSERT(!bar.ID3v2Tag()->frameListMap().contains("TSST"));
CPPUNIT_ASSERT(!bar.ID3v2Tag()->frameListMap().contains("TSOP"));
}
void ID3v2::Tag::downgradeFrames(FrameList *frames, FrameList *newFrames) const
{
const char *unsupportedFrames[] = {
"ASPI", "EQU2", "RVA2", "SEEK", "SIGN", "TDRL", "TDTG",
"TMOO", "TPRO", "TSOA", "TSOT", "TSST", "TSOP", 0
};
ID3v2::TextIdentificationFrame *frameTDOR = 0;
ID3v2::TextIdentificationFrame *frameTDRC = 0;
ID3v2::TextIdentificationFrame *frameTIPL = 0;
ID3v2::TextIdentificationFrame *frameTMCL = 0;
for(FrameList::Iterator it = d->frameList.begin(); it != d->frameList.end(); it++) {
ID3v2::Frame *frame = *it;
ByteVector frameID = frame->header()->frameID();
for(int i = 0; unsupportedFrames[i]; i++) {
if(frameID == unsupportedFrames[i]) {
debug("A frame that is not supported in ID3v2.3 \'"
+ String(frameID) + "\' has been discarded");
frame = 0;
break;
}
}
if(frame && frameID == "TDOR") {
frameTDOR = dynamic_cast<ID3v2::TextIdentificationFrame *>(frame);
frame = 0;
}
if(frame && frameID == "TDRC") {
frameTDRC = dynamic_cast<ID3v2::TextIdentificationFrame *>(frame);
frame = 0;
}
if(frame && frameID == "TIPL") {
frameTIPL = dynamic_cast<ID3v2::TextIdentificationFrame *>(frame);
frame = 0;
}
if(frame && frameID == "TMCL") {
frameTMCL = dynamic_cast<ID3v2::TextIdentificationFrame *>(frame);
frame = 0;
}
if(frame) {
frames->append(frame);
}
}
if(frameTDOR) {
String content = frameTDOR->toString();
if(content.size() >= 4) {
ID3v2::TextIdentificationFrame *frameTORY = new ID3v2::TextIdentificationFrame("TORY", String::Latin1);
frameTORY->setText(content.substr(0, 4));
frames->append(frameTORY);
newFrames->append(frameTORY);
}
}
if(frameTDRC) {
String content = frameTDRC->toString();
if(content.size() >= 4) {
ID3v2::TextIdentificationFrame *frameTYER = new ID3v2::TextIdentificationFrame("TYER", String::Latin1);
frameTYER->setText(content.substr(0, 4));
frames->append(frameTYER);
newFrames->append(frameTYER);
if(content.size() >= 10 && content[4] == '-' && content[7] == '-') {
ID3v2::TextIdentificationFrame *frameTDAT = new ID3v2::TextIdentificationFrame("TDAT", String::Latin1);
frameTDAT->setText(content.substr(8, 2) + content.substr(5, 2));
frames->append(frameTDAT);
newFrames->append(frameTDAT);
if(content.size() >= 16 && content[10] == 'T' && content[13] == ':') {
ID3v2::TextIdentificationFrame *frameTIME = new ID3v2::TextIdentificationFrame("TIME", String::Latin1);
frameTIME->setText(content.substr(11, 2) + content.substr(14, 2));
frames->append(frameTIME);
newFrames->append(frameTIME);
}
}
}
}
if(frameTIPL || frameTMCL) {
ID3v2::TextIdentificationFrame *frameIPLS = new ID3v2::TextIdentificationFrame("IPLS", String::Latin1);
StringList people;
if(frameTMCL) {
StringList v24People = frameTMCL->fieldList();
for(uint i = 0; i + 1 < v24People.size(); i += 2) {
people.append(v24People[i]);
people.append(v24People[i+1]);
}
}
if(frameTIPL) {
StringList v24People = frameTIPL->fieldList();
for(uint i = 0; i + 1 < v24People.size(); i += 2) {
people.append(v24People[i]);
people.append(v24People[i+1]);
}
}
frameIPLS->setText(people);
frames->append(frameIPLS);
newFrames->append(frameIPLS);
}
}